20057730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:504

約数の個数: 128

約数和(自身を含む): 63313920

約数和(自身を除く): 43256190

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 19, 21, 22, 30, 33, 35, 38, 42, 55, 57, 66, 70, 77, 95, 105, 110, 114, 133, 154, 165, 190, 209, 210, 231, 266, 285, 330, 385, 399, 418, 457, 462, 570, 627, 665, 770, 798, 914, 1045, 1155, 1254, 1330, 1371, 1463, 1995, 2090, 2285, 2310, 2742, 2926, 3135, 3199, 3990, 4389, 4570, 5027, 6270, 6398, 6855, 7315, 8683, 8778, 9597, 10054, 13710, 14630, 15081, 15995, 17366, 19194, 21945, 25135, 26049, 30162, 31990, 35189, 43415, 43890, 47985, 50270, 52098, 60781, 70378, 75405, 86830, 95513, 95970, 105567, 121562, 130245, 150810, 175945, 182343, 191026, 211134, 260490, 286539, 303905, 351890, 364686, 477565, 527835, 573078, 607810, 668591, 911715, 955130, 1055670, 1337182, 1432695, 1823430, 2005773, 2865390, 3342955, 4011546, 6685910, 10028865, 20057730]

約数ペア:

[(1, 20057730), (2, 10028865), (3, 6685910), (5, 4011546), (6, 3342955), (7, 2865390), (10, 2005773), (11, 1823430), (14, 1432695), (15, 1337182), (19, 1055670), (21, 955130), (22, 911715), (30, 668591), (33, 607810), (35, 573078), (38, 527835), (42, 477565), (55, 364686), (57, 351890), (66, 303905), (70, 286539), (77, 260490), (95, 211134), (105, 191026), (110, 182343), (114, 175945), (133, 150810), (154, 130245), (165, 121562), (190, 105567), (209, 95970), (210, 95513), (231, 86830), (266, 75405), (285, 70378), (330, 60781), (385, 52098), (399, 50270), (418, 47985), (457, 43890), (462, 43415), (570, 35189), (627, 31990), (665, 30162), (770, 26049), (798, 25135), (914, 21945), (1045, 19194), (1155, 17366), (1254, 15995), (1330, 15081), (1371, 14630), (1463, 13710), (1995, 10054), (2090, 9597), (2285, 8778), (2310, 8683), (2742, 7315), (2926, 6855), (3135, 6398), (3199, 6270), (3990, 5027), (4389, 4570)]